77 lines
3.0 KiB
Ruby
77 lines
3.0 KiB
Ruby
require_relative "../parser_helper"
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class RootTestExpressions < MiniTest::Test
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# include the magic (setup and parse -> test method translation), see there
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include ParserHelper
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def simple_op op
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@string_input = "5 #{op} 3"
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@parse_output = {:expression_list=>[{:l=>{:integer=>"5"}, :o=>"#{op} ", :r=>{:integer=>"3"}}]}
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@transform_output = s(:list, [s(:operator, op, s(:int, 5), s(:int, 3))])
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end
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def test_simple_multiply
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simple_op "*"
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end
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def test_simple_devide
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simple_op "/"
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end
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def test_simple_plus
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simple_op "+"
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end
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def test_simple_minus
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simple_op "-"
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end
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def test_simple_greater
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simple_op ">"
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end
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def test_simple_smaller
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simple_op "<"
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end
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def test_op_two_variable
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@string_input = "a - b"
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@parse_output = {:expression_list=>[{:l=>{:name=>"a"}, :o=>"- ", :r=>{:name=>"b"}}]}
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@transform_output = s(:list, [s(:operator, "-", s(:name, "a"), s(:name, "b"))])
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end
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def test_op_variable
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@string_input = "a - 5"
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@parse_output = {:expression_list=>[{:l=>{:name=>"a"}, :o=>"- ", :r=>{:integer=>"5"}}]}
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@transform_output = s(:list, [s(:operator, "-", s(:name, "a"), s(:int, 5))])
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end
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def test_op_variable_string
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@string_input = 'a - "st"'
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@parse_output = {:expression_list=>[{:l=>{:name=>"a"}, :o=>"- ", :r=>{:string=>[{:char=>"s"}, {:char=>"t"}]}}]}
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@transform_output = s(:list, [s(:operator, "-", s(:name, "a"), s(:string, "st"))])
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end
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def test_op_variable_true
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@string_input = 'a == true'
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@parse_output = {:expression_list=>[{:l=>{:name=>"a"}, :o=>"== ", :r=>{:true=>"true"}}]}
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@transform_output = s(:list, [s(:operator, "==", s(:name, "a"), s(:true))])
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end
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def test_two_same_ops
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@string_input = '2 + 3 + 4'
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@parse_output = {:expression_list=>[{:l=>{:l=>{:integer=>"2"}, :o=>"+ ", :r=>{:integer=>"3"}}, :o=>"+ ", :r=>{:integer=>"4"}}]}
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@transform_output = s(:list, [s(:operator, "+", s(:operator, "+", s(:int, 2), s(:int, 3)), s(:int, 4))])
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end
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def test_two_different_ops
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@string_input = '2 + 3 * 4'
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@parse_output = {:expression_list=>[{:l=>{:integer=>"2"}, :o=>"+ ", :r=>{:l=>{:integer=>"3"}, :o=>"* ", :r=>{:integer=>"4"}}}]}
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@transform_output = s(:list, [s(:operator, "+", s(:int, 2), s(:operator, "*", s(:int, 3), s(:int, 4)))])
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end
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def test_two_different_ops_order
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@string_input = '2 * 3 + 4'
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@parse_output = {:expression_list=>[{:l=>{:l=>{:integer=>"2"}, :o=>"* ", :r=>{:integer=>"3"}}, :o=>"+ ", :r=>{:integer=>"4"}}]}
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@transform_output = s(:list, [s(:operator, "+", s(:operator, "*", s(:int, 2), s(:int, 3)), s(:int, 4))])
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end
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def test_assignment
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@string_input = "a = 5"
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@parse_output = {:expression_list=>[{:l=>{:name=>"a"}, :o=>"= ", :r=>{:integer=>"5"}}]}
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@transform_output = s(:list, [s(:assign, s(:name, "a"), s(:int, 5))])
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end
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def test_assignment_instance
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@string_input = "a = 5"
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@parse_output = {:expression_list=>[{:l=>{:name=>"a"}, :o=>"= ", :r=>{:integer=>"5"}}]}
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@transform_output = s(:list, [s(:assign, s(:name, "a"), s(:int, 5))])
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end
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end
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